body {
    display: flex;
    justify-content: center;
    align-items: center;
    margin: auto;
    padding: 300px 0; /* Adjust the vertical position */
}

div {
    background-color: #fff;
    padding: 20px;
    border-radius: 5px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    width: 400px;
    background: rgba(255, 255, 255, 0.9);
}

a{
    text-decoration: none;
}

a:hover {
    text-decoration: underline; /* 悬停时的下划线 */
}
